| Countries by Sports League Revenue | 0 | - | 4.94 | 75,453 |
| Olympic Host Countries | 0 | - | 4.98 | 198,803 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,048 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,891 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,623 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,405 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,981 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,717 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,324 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,796 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,948 |
| Countries with Megacities | 0 | - | 4.99 | 246,393 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,864 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,773 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,320 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,725 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,079 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,384 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,391 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,556 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,227 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,615 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,757 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,020 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,924 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,375 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,756 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,771 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,791 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,427 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,528 |
| North American Sports Cities | 0 | - | 4.83 | 170,804 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,899 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,823 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,757 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,413 |
| The Only European Country ... | 0 | - | 4.91 | 213,609 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,949 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,396 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,165 |
| Countries of Africa | 0 | - | 5.00 | 2,505,719 |
| Countries with Four Letters | 0 | - | 4.99 | 418,245 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,635 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,269 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,718 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,834 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,108 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,102 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,214 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,815 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,331 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,507 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,363 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,214 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,201 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,551 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,516 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,744 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,145 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,964 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,019 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,154 |
| Countries of the Middle East | 0 | - | 4.96 | 198,780 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,188 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,865 |
| Slavic Countries | 0 | - | 4.96 | 110,798 |
| African Island Countries | 0 | - | 4.96 | 100,700 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,468 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,042 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,013 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,868 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 138,850 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,534 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,629 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,701 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,125 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,112 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,231 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,503 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,185 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,343 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,163 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,455 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,720 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,792 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,877 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,741 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,932 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,594 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,785 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,309 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,824 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,886 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,524 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,188 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,130 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,283 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,286 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,319 |
| Monarchies of Europe | 0 | - | 4.90 | 97,249 |
| Monarchies of Asia | 0 | - | 4.97 | 70,557 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,402 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,271 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,648 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,641 |
| Countries that Start with A | 0 | - | 4.97 | 2,145,473 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,691 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,342 |
| Countries that Start with D | 0 | - | 4.96 | 700,877 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,747 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,969 |
| Countries that Start with H | 0 | - | 4.96 | 597,390 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,617 |
| Countries that Start with J | 0 | - | 4.98 | 595,459 |
| Countries that Start with K | 0 | - | 4.96 | 808,903 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,290 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,149 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,977 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,691 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,725 |
| Countries that Start with U | 0 | - | 4.97 | 899,575 |
| Countries that Start with V | 0 | - | 4.98 | 604,752 |
| Countries that Start with F | 0 | - | 4.83 | 611,739 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,661 |
| The Only African Country ... | 0 | - | 4.99 | 128,301 |
| The Only American Country ... | 0 | - | 4.92 | 120,690 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,751 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,214 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,987 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,270 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,958 |
| European Countries with One Border | 0 | - | 4.97 | 181,515 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,144 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,049 |
| Boundary Waters | 0 | - | 4.92 | 88,016 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,793 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,213 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,898 |
| UK Immigration by Country | 0 | - | 4.94 | 139,523 |
| Boxing Countries | 0 | - | 4.26 | 31,217 |
| Central American Countries | 0 | - | 4.98 | 154,949 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,584 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,701 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,115 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,812 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,273 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,148 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,324 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,186 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,030 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,752 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,736 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,402 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,156 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,190 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,062 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,466 |
| Countries That Border Russia | 0 | - | 4.98 | 458,684 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,430 |
| Countries Bordering France | 0 | - | 4.85 | 397,860 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,835 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,180 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,444 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,154 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,955 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,450 |
| Name a Valid Asian Country | 0 | - | 4.98 | 119,981 |
| Name a Valid African Country | 0 | - | 4.98 | 152,857 |
| Germany Country Quiz | 0 | - | 4.82 | 156,451 |
| Russia Country Quiz | 0 | - | 4.85 | 113,589 |
| Italy Country Quiz | 0 | - | 4.82 | 122,120 |
| Japan Country Quiz | 0 | - | 4.92 | 141,154 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,037 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,809 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,800 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,010 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,010 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,300 |
| Syria Country Quiz | 0 | - | 4.81 | 32,275 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,467 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,134 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,876,210 |
| Landlocked Countries | 0 | - | 4.99 | 413,130 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,004 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,744 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,434 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,283 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,334 |
| Palau Country Quiz | 0 | - | 4.89 | 22,821 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,098 |
| World Capitals Quiz | 0 | - | 5.00 | 5,027,964 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,977 |
| Random European Capital to Country | 0 | - | 4.98 | 189,108 |
| Random European Country to Capital | 0 | - | 4.92 | 147,369 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,306 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,347 |
| Random African Country to Capital | 0 | - | 4.94 | 70,166 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,765 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,796 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,050 |
